National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

Lat: 37.77056°NLon: 122.42694°WElev: 150.0ft.

NA

57°F

14°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

San Francisco CA

Coastal Flood Advisory January 1, 05:54pm until January 4, 02:00pm
Wind Advisory January 2, 01:00pm until January 3, 01:00pm
Click here for hazard details and duration
Coastal Flood Advisory
Wind Advisory
  •  
    Coastal Flood Advisory January 1, 05:54pm until January 4, 02:00pm

    NOW until 2:00pm Sun

    Coastal Flood Advisory

  • New Year's Day

    High: 56 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly before 10pm. Mostly cloudy, with a steady temperature around 55. Southeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Rain Likely
    then Slight
    Chance Rain

  • Friday

    Friday: A slight chance of rain before 3pm, then rain after 4pm. High near 58. South southeast wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Partly Sunny
    then Rain

  • Friday Night

    Friday Night: Rain before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Low around 55. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers and
    Breezy

  • Saturday

    Saturday: Rain before 4pm, then showers and possibly a thunderstorm after 4pm. High near 59. Breezy, with a south wind 17 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 7pm, then rain between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 54. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers

  • Sunday

    Sunday: Rain. High near 55. Chance of precipitation is 100%.

    High: 55 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Rain

Detailed Forecast

New Year's Day
A 30 percent chance of rain. Cloudy, with a steady temperature around 56. South wind around 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 10pm. Mostly cloudy, with a steady temperature around 55. Southeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of rain before 3pm, then rain after 4pm. High near 58. South southeast wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Low around 55. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Rain before 4pm, then showers and possibly a thunderstorm after 4pm. High near 59. Breezy, with a south wind 17 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 7pm, then rain between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 54. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 55. Chance of precipitation is 100%.
Sunday Night
Rain. Mostly cloudy, with a low around 50.
Monday
Rain. Cloudy, with a high near 54.
Monday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Partly sunny, with a high near 54.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Partly sunny, with a high near 54.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Thursday
A chance of rain. Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.79°N 122.42°W (Elev. 197 ft)
Last Update:
12:32 pm PST Jan 1, 2026
Forecast Valid:
5pm PST Jan 1, 2026-6pm PST Jan 8, 2026
 
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Additional Resources

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Chance of Precipitation